2 * AT-SPI - Assistive Technology Service Provider Interface
3 * (Gnome Accessibility Project; http://developer.gnome.org/projects/gap)
5 * Copyright 2001, 2002, 2003 Sun Microsystems Inc.,
6 * Copyright 2001, 2002, 2003 Ximian, Inc.
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
18 * You should have received a copy of the GNU Library General Public
19 * License along with this library; if not, write to the
20 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
21 * Boston, MA 02111-1307, USA.
29 #include <libbonobo.h>
30 #include <orbit/orbit.h>
32 #include <atk/atkobject.h>
33 #include <atk/atknoopobject.h>
34 #include <libspi/Accessibility.h>
35 #include <libspi/spi-private.h>
36 #include "accessible.h"
37 #include "application.h"
38 #include <bonobo-activation/bonobo-activation-register.h>
40 #undef SPI_BRIDGE_DEBUG
42 #define DBG(a,b) if(_dbg>=(a))b
45 static CORBA_Environment ev;
46 static Accessibility_Registry registry = CORBA_OBJECT_NIL;
47 static Accessibility_DeviceEventController device_event_controller = CORBA_OBJECT_NIL;
48 static SpiApplication *this_app = NULL;
49 static gboolean registry_died = FALSE;
50 static gboolean atk_listeners_registered = FALSE;
51 static gint toplevels = 0;
52 static gboolean exiting = FALSE;
54 static guint atk_signal_text_changed;
55 static guint atk_signal_children_changed;
56 static guint atk_signal_active_descendant_changed;
57 static guint atk_signal_text_selection_changed;
60 static guint atk_signal_row_reordered;
61 static guint atk_signal_row_inserted;
62 static guint atk_signal_row_deleted;
63 static guint atk_signal_column_reordered;
64 static guint atk_signal_column_inserted;
65 static guint atk_signal_column_deleted;
68 static guint atk_signal_link_selected;
69 static guint atk_signal_bounds_changed;
71 static Accessibility_Registry spi_atk_bridge_get_registry (void);
72 static void spi_atk_bridge_do_registration (void);
73 static void spi_atk_bridge_toplevel_added (AtkObject *object,
76 static void spi_atk_bridge_toplevel_removed (AtkObject *object,
80 static void spi_atk_bridge_exit_func (void);
81 static void spi_atk_register_event_listeners (void);
82 static void spi_atk_bridge_focus_tracker (AtkObject *object);
83 static void spi_atk_bridge_register_application (Accessibility_Registry registry);
84 static gboolean spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
86 const GValue *param_values,
89 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
91 const GValue *param_values,
94 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
96 const GValue *param_values,
98 static gboolean spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
100 const GValue *param_values,
102 static gint spi_atk_bridge_key_listener (AtkKeyEventStruct *event,
104 static void spi_atk_tidy_windows (void);
105 static void deregister_application (BonoboObject *app);
106 static void reinit_register_vars (void);
108 /* For automatic libgnome init */
109 extern void gnome_accessibility_module_init (void);
110 extern void gnome_accessibility_module_shutdown (void);
112 static int atk_bridge_initialized = FALSE;
113 static pid_t atk_bridge_pid = 0;
114 static guint atk_bridge_focus_tracker_id = 0;
115 static guint atk_bridge_key_event_listener_id = 0;
116 static GArray *listener_ids = NULL;
119 * These exported symbols are hooked by gnome-program
120 * to provide automatic module initialization and shutdown.
122 extern void gnome_accessibility_module_init (void);
123 extern void gnome_accessibility_module_shutdown (void);
126 spi_atk_bridge_init_event_type_consts ()
128 static gboolean done = FALSE;
133 atk_signal_children_changed = g_signal_lookup ("children_changed",
135 atk_signal_text_changed = g_signal_lookup ("text_changed",
137 atk_signal_bounds_changed = g_signal_lookup ("bounds_changed",
139 atk_signal_active_descendant_changed =
140 g_signal_lookup ("active_descendant_changed",
142 atk_signal_link_selected = g_signal_lookup ("link_selected",
144 atk_signal_text_selection_changed = g_signal_lookup ("text_selection_changed",
150 atk_bridge_init (gint *argc, gchar **argv[])
152 const char *debug_env_string = g_getenv ("AT_SPI_DEBUG");
155 if (atk_bridge_initialized)
159 atk_bridge_initialized = TRUE;
160 atk_bridge_pid = getpid ();
162 if (g_getenv ("ATK_BRIDGE_REDIRECT_LOG"))
164 fname = g_strconcat ("/tmp/", g_get_prgname (), ".at-spi-log", NULL);
165 /* make sure we're not being redirected - security issue */
166 if (!g_file_test (fname, G_FILE_TEST_IS_SYMLINK))
167 freopen (fname, "w", stderr);
171 if (debug_env_string)
172 _dbg = (int) g_ascii_strtod (debug_env_string, NULL);
174 if (!bonobo_init (argc, argv ? *argv : NULL))
176 g_error ("Could not initialize Bonobo");
179 /* Create the accessible application server object */
180 this_app = spi_application_new (atk_get_root ());
182 * We only want to enable the bridge for top level
183 * applications, we detect bonobo components by seeing
184 * if they were activated with the intention of extracting
185 * an impl. by IID - very solid.
187 if (bonobo_activation_iid_get ())
189 DBG (1, g_message ("Found Bonobo component\n"));
190 g_signal_connect (atk_get_root (),
191 "children-changed::add",
192 (GCallback) spi_atk_bridge_toplevel_added,
194 g_signal_connect (atk_get_root (),
195 "children-changed::remove",
196 (GCallback) spi_atk_bridge_toplevel_removed,
201 spi_atk_bridge_do_registration ();
203 spi_atk_register_event_listeners ();
204 spi_atk_bridge_init_event_type_consts ();
211 spi_atk_bridge_do_registration (void)
213 CORBA_Environment ev;
215 CORBA_exception_init(&ev);
217 if (spi_atk_bridge_get_registry () == CORBA_OBJECT_NIL)
219 g_error ("Could not locate registry");
224 /* Create the accessible application server object */
225 if (this_app == NULL)
226 this_app = spi_application_new (atk_get_root ());
228 DBG (1, g_message ("About to register application\n"));
230 spi_atk_bridge_register_application (spi_atk_bridge_get_registry ());
232 g_atexit (spi_atk_bridge_exit_func);
234 DBG (1, g_message ("Application registered & listening\n"));
239 spi_atk_bridge_toplevel_added (AtkObject *object,
245 spi_atk_bridge_do_registration ();
251 spi_atk_bridge_toplevel_removed (AtkObject *object,
255 BonoboObject *app = (BonoboObject *) this_app;
260 deregister_application (app);
261 reinit_register_vars ();
265 g_warning ("More toplevels removed than added\n");
271 spi_atk_bridge_register_application (Accessibility_Registry registry)
273 Accessibility_Registry_registerApplication (spi_atk_bridge_get_registry (),
274 BONOBO_OBJREF (this_app),
279 * Returns a 'canonicalized' value for DISPLAY,
280 * with the screen number stripped off if present.
283 spi_display_name (void)
285 static const char *canonical_display_name = NULL;
286 if (!canonical_display_name)
288 const gchar *display_env = g_getenv ("AT_SPI_DISPLAY");
291 display_env = g_getenv ("DISPLAY");
292 if (!display_env || !display_env[0])
293 canonical_display_name = ":0";
296 gchar *display_p, *screen_p;
297 canonical_display_name = g_strdup (display_env);
298 display_p = strrchr (canonical_display_name, ':');
299 screen_p = strrchr (canonical_display_name, '.');
300 if (screen_p && display_p && ((guint) screen_p > (guint) display_p))
308 canonical_display_name = display_env;
311 return canonical_display_name;
314 static Accessibility_Registry
315 spi_atk_bridge_get_registry (void)
317 CORBA_Environment ev;
319 if (registry_died || (registry == CORBA_OBJECT_NIL)) {
320 CORBA_exception_init (&ev);
324 return CORBA_OBJECT_NIL;
326 DBG (1, g_warning ("registry died! restarting..."));
328 bonobo_activation_set_activation_env_value ("AT_SPI_DISPLAY", spi_display_name ());
330 registry = bonobo_activation_activate_from_id (
331 "OAFIID:Accessibility_Registry:1.0", 0, NULL, &ev);
333 if (ev._major != CORBA_NO_EXCEPTION)
335 g_error ("Accessibility app error: exception during "
336 "registry activation from id: %s\n",
337 CORBA_exception_id (&ev));
338 CORBA_exception_free (&ev);
341 if (registry_died && registry) {
342 registry_died = FALSE;
343 spi_atk_bridge_register_application (registry);
349 static Accessibility_DeviceEventController
350 spi_atk_bridget_get_dec (void)
352 CORBA_Environment ev;
354 if (device_event_controller != CORBA_OBJECT_NIL)
356 if (ORBit_small_get_connection_status (device_event_controller)
357 == ORBIT_CONNECTION_CONNECTED)
358 return device_event_controller;
361 CORBA_exception_init (&ev);
363 device_event_controller =
364 Accessibility_Registry_getDeviceEventController (
365 spi_atk_bridge_get_registry (), &ev);
369 g_warning (_("failure: no device event controller found.\n"));
370 registry_died = TRUE;
371 device_event_controller = CORBA_OBJECT_NIL;
374 return device_event_controller;
378 gtk_module_init (gint *argc, gchar **argv[])
380 return atk_bridge_init (argc, argv);
384 add_signal_listener (const char *signal_name)
388 id = atk_add_global_event_listener (
389 spi_atk_bridge_signal_listener, signal_name);
391 g_array_append_val (listener_ids, id);
395 spi_atk_register_event_listeners (void)
398 * kludge to make sure the Atk interface types are registered, otherwise
399 * the AtkText signal handlers below won't get registered
402 GObject *ao = g_object_new (ATK_TYPE_OBJECT, NULL);
403 AtkObject *bo = atk_no_op_object_new (ao);
406 if (atk_listeners_registered) return;
408 atk_listeners_registered = TRUE;
410 /* Register for focus event notifications, and register app with central registry */
412 listener_ids = g_array_sized_new (FALSE, TRUE, sizeof (guint), 16);
414 atk_bridge_focus_tracker_id = atk_add_focus_tracker (spi_atk_bridge_focus_tracker);
416 id = atk_add_global_event_listener (spi_atk_bridge_property_event_listener,
417 "Gtk:AtkObject:property-change");
418 g_array_append_val (listener_ids, id);
419 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
421 g_array_append_val (listener_ids, id);
422 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
424 g_array_append_val (listener_ids, id);
425 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
427 g_array_append_val (listener_ids, id);
428 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
430 g_array_append_val (listener_ids, id);
431 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
433 g_array_append_val (listener_ids, id);
434 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
436 g_array_append_val (listener_ids, id);
437 id = atk_add_global_event_listener (spi_atk_bridge_window_event_listener,
438 "window:deactivate");
439 g_array_append_val (listener_ids, id);
440 id = atk_add_global_event_listener (spi_atk_bridge_state_event_listener,
441 "Gtk:AtkObject:state-change");
442 g_array_append_val (listener_ids, id);
444 add_signal_listener ("Gtk:AtkObject:children-changed");
445 add_signal_listener ("Gtk:AtkObject:visible-data-changed");
446 add_signal_listener ("Gtk:AtkObject:active-descendant-changed");
447 add_signal_listener ("Gtk:AtkComponent:bounds-changed");
448 add_signal_listener ("Gtk:AtkSelection:selection-changed");
449 add_signal_listener ("Gtk:AtkText:text-selection-changed");
450 add_signal_listener ("Gtk:AtkText:text-changed");
451 add_signal_listener ("Gtk:AtkText:text-caret-moved");
452 add_signal_listener ("Gtk:AtkTable:row-inserted");
453 add_signal_listener ("Gtk:AtkTable:row-reordered");
454 add_signal_listener ("Gtk:AtkTable:row-deleted");
455 add_signal_listener ("Gtk:AtkTable:column-inserted");
456 add_signal_listener ("Gtk:AtkTable:column-reordered");
457 add_signal_listener ("Gtk:AtkTable:column-deleted");
458 add_signal_listener ("Gtk:AtkTable:model-changed");
459 add_signal_listener ("Gtk:AtkHypertext:link-selected");
461 * May add the following listeners to implement preemptive key listening for GTK+
463 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-press-event");
464 * atk_add_global_event_listener (spi_atk_bridge_widgetkey_listener, "Gtk:GtkWidget:key-release-event");
466 atk_bridge_key_event_listener_id = atk_add_key_event_listener (
467 spi_atk_bridge_key_listener, NULL);
469 g_object_unref (G_OBJECT (bo));
474 deregister_application (BonoboObject *app)
476 Accessibility_Registry registry = spi_atk_bridge_get_registry ();
477 Accessibility_Registry_deregisterApplication (registry, BONOBO_OBJREF (app), &ev);
479 device_event_controller = bonobo_object_release_unref (device_event_controller, &ev);
480 registry = bonobo_object_release_unref (registry, &ev);
482 app = bonobo_object_unref (app);
486 spi_atk_bridge_exit_func (void)
488 BonoboObject *app = (BonoboObject *) this_app;
490 DBG (1, g_message ("exiting bridge\n"));
497 if (atk_bridge_pid != getpid ())
504 * Check whether we still have windows which have not been deleted.
506 spi_atk_tidy_windows ();
508 * FIXME: this may be incorrect for apps that do their own bonobo
509 * shutdown, until we can explicitly shutdown to get the ordering
512 if (!bonobo_is_initialized ())
514 DBG (1, g_warning ("Re-initializing bonobo\n"));
515 g_assert (bonobo_init (0, NULL));
516 g_assert (bonobo_activate ());
520 deregister_application (app);
522 DBG (1, g_message ("bridge exit func complete.\n"));
524 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
526 g_assert (!bonobo_debug_shutdown ());
531 gnome_accessibility_module_init (void)
533 atk_bridge_init (NULL, NULL);
535 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
537 g_print("Atk Accessibility bridge initialized\n");
542 gnome_accessibility_module_shutdown (void)
544 BonoboObject *app = (BonoboObject *) this_app;
546 GArray *ids = listener_ids;
548 if (!atk_bridge_initialized)
552 atk_bridge_initialized = FALSE;
555 if (g_getenv ("AT_BRIDGE_SHUTDOWN"))
557 g_print("Atk Accessibility bridge shutdown\n");
561 atk_remove_focus_tracker (atk_bridge_focus_tracker_id);
563 for (i = 0; ids && i < ids->len; i++)
565 atk_remove_global_event_listener (g_array_index (ids, guint, i));
568 atk_remove_key_event_listener (atk_bridge_key_event_listener_id);
570 deregister_application (app);
574 spi_atk_bridge_focus_tracker (AtkObject *object)
576 SpiAccessible *source;
577 Accessibility_Event e;
579 source = spi_accessible_new (object);
582 e.source = BONOBO_OBJREF (source);
585 spi_init_any_nil (&e.any_data);
587 CORBA_exception_init (&ev);
588 Accessibility_Registry_notifyEvent (spi_atk_bridge_get_registry (), &e, &ev);
590 registry_died = TRUE;
592 bonobo_object_unref (source);
594 CORBA_exception_free (&ev);
598 spi_atk_emit_eventv (const GObject *gobject,
602 const char *format, ...)
605 Accessibility_Event e;
606 SpiAccessible *source;
608 Accessibility_Registry registry;
609 #ifdef SPI_BRIDGE_DEBUG
613 va_start (args, format);
615 if (ATK_IS_IMPLEMENTOR (gobject))
617 aobject = atk_implementor_ref_accessible (ATK_IMPLEMENTOR (gobject));
618 source = spi_accessible_new (aobject);
619 g_object_unref (G_OBJECT (aobject));
621 else if (ATK_IS_OBJECT (gobject))
623 aobject = ATK_OBJECT (gobject);
624 source = spi_accessible_new (aobject);
630 DBG (0, g_warning ("received property-change event from non-AtkImplementor"));
635 e.type = g_strdup_vprintf (format, args);
636 e.source = BONOBO_OBJREF (source);
639 if (any) e.any_data = *any;
640 else spi_init_any_nil (&e.any_data);
642 #ifdef SPI_BRIDGE_DEBUG
643 s = Accessibility_Accessible__get_name (BONOBO_OBJREF (source), &ev);
644 g_warning ("Emitting event '%s' (%lu, %lu) on %s",
645 e.type, e.detail1, e.detail2, s);
648 CORBA_exception_init (&ev);
649 registry = spi_atk_bridge_get_registry ();
654 Accessibility_Registry_notifyEvent (registry,
656 #ifdef SPI_BRIDGE_DEBUG
657 if (ev._major != CORBA_NO_EXCEPTION)
658 g_warning ("error emitting event %s, (%d) %s",
661 CORBA_exception_id(&ev));
663 if (BONOBO_EX (&ev)) registry_died = TRUE;
664 bonobo_object_unref (BONOBO_OBJECT (source));
666 CORBA_exception_free (&ev);
676 spi_atk_bridge_property_event_listener (GSignalInvocationHint *signal_hint,
677 guint n_param_values,
678 const GValue *param_values,
681 AtkPropertyValues *values;
683 const gchar *prop_name;
685 const gchar *sp = NULL;
687 SpiAccessible *s_ao = NULL;
691 #ifdef SPI_BRIDGE_DEBUG
692 GSignalQuery signal_query;
696 g_signal_query (signal_hint->signal_id, &signal_query);
697 name = signal_query.signal_name;
699 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
700 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
701 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
702 DBG (2, g_message ("Received (property) signal %s:%s:%s from object %s (gail %s)\n",
703 g_type_name (signal_query.itype), name, values->property_name, s, s2));
707 gobject = g_value_get_object (param_values + 0);
708 values = (AtkPropertyValues*) g_value_get_pointer (param_values + 1);
710 prop_name = values->property_name;
711 if (strcmp (prop_name, "accessible-name") == 0)
713 sp = atk_object_get_name (ATK_OBJECT (gobject));
714 spi_init_any_string (&any, (gchar **)&sp);
716 else if (strcmp (prop_name, "accessible-description") == 0)
718 sp = atk_object_get_description (ATK_OBJECT (gobject));
719 spi_init_any_string (&any, (gchar **)&sp);
721 else if (strcmp (prop_name, "accessible-parent") == 0)
723 ao = atk_object_get_parent (ATK_OBJECT (gobject));
726 s_ao = spi_accessible_new (ao);
727 c_obj = BONOBO_OBJREF (s_ao);
728 spi_init_any_object (&any, &c_obj);
732 spi_init_any_nil (&any);
735 else if (strcmp (prop_name, "accessible-table-summary") == 0)
737 ao = atk_table_get_summary (ATK_TABLE (gobject));
740 s_ao = spi_accessible_new (ao);
741 c_obj = BONOBO_OBJREF (s_ao);
742 spi_init_any_object (&any, &c_obj);
746 spi_init_any_nil (&any);
749 else if (strcmp (prop_name, "accessible-table-column-header") == 0)
751 i = g_value_get_int (&(values->new_value));
752 ao = atk_table_get_column_header (ATK_TABLE (gobject), i);
755 s_ao = spi_accessible_new (ao);
756 c_obj = BONOBO_OBJREF (s_ao);
757 spi_init_any_object (&any, &c_obj);
761 spi_init_any_nil (&any);
764 else if (strcmp (prop_name, "accessible-table-row-header") == 0)
766 i = g_value_get_int (&(values->new_value));
767 ao = atk_table_get_row_header (ATK_TABLE (gobject), i);
770 s_ao = spi_accessible_new (ao);
771 c_obj = BONOBO_OBJREF (s_ao);
772 spi_init_any_object (&any, &c_obj);
776 spi_init_any_nil (&any);
779 else if (strcmp (prop_name, "accessible-table-row-description") == 0)
781 i = g_value_get_int (&(values->new_value));
782 sp = atk_table_get_row_description (ATK_TABLE (gobject), i);
783 spi_init_any_string (&any, (gchar **)&sp);
785 else if (strcmp (prop_name, "accessible-table-column-description") == 0)
787 i = g_value_get_int (&(values->new_value));
788 sp = atk_table_get_column_description (ATK_TABLE (gobject), i);
789 spi_init_any_string (&any, (gchar **)&sp);
791 else if (strcmp (prop_name, "accessible-table-caption-object") == 0)
793 ao = atk_table_get_caption (ATK_TABLE (gobject));
794 sp = atk_object_get_name (ao);
795 spi_init_any_string (&any, (gchar **)&sp);
799 spi_init_any_nil (&any);
802 spi_atk_emit_eventv (gobject, 0, 0, &any,
803 "object:property-change:%s", prop_name);
810 spi_atk_bridge_state_event_listener (GSignalInvocationHint *signal_hint,
811 guint n_param_values,
812 const GValue *param_values,
816 gchar *property_name;
818 unsigned long detail1;
819 #ifdef SPI_BRIDGE_DEBUG
820 GSignalQuery signal_query;
823 g_signal_query (signal_hint->signal_id, &signal_query);
824 name = signal_query.signal_name;
825 fprintf (stderr, "Received (state) signal %s:%s\n",
826 g_type_name (signal_query.itype), name);
829 gobject = g_value_get_object (param_values + 0);
830 property_name = g_strdup (g_value_get_string (param_values + 1));
831 detail1 = (g_value_get_boolean (param_values + 2))
833 type = g_strdup_printf ("object:state-changed:%s", property_name);
834 spi_atk_emit_eventv (gobject,
839 g_free (property_name);
845 spi_init_keystroke_from_atk_key_event (Accessibility_DeviceEvent *keystroke,
846 AtkKeyEventStruct *event)
851 g_print ("event %c (%d)\n", (int) event->keyval, (int) event->keycode);
856 { /* this doesn't really need translating */
857 g_print (_("WARNING: NULL key event reported."));
860 keystroke->id = (CORBA_long) event->keyval;
861 keystroke->hw_code = (CORBA_short) event->keycode;
862 keystroke->timestamp = (CORBA_unsigned_long) event->timestamp;
863 keystroke->modifiers = (CORBA_unsigned_short) (event->state & 0xFFFF);
868 keystroke->event_string = CORBA_string_dup (event->string);
869 c = g_utf8_get_char_validated (event->string, -1);
870 if (c > 0 && g_unichar_isprint (c))
871 keystroke->is_text = CORBA_TRUE;
873 keystroke->is_text = CORBA_FALSE;
877 keystroke->event_string = CORBA_string_dup ("");
878 keystroke->is_text = CORBA_FALSE;
882 case (ATK_KEY_EVENT_PRESS):
883 keystroke->type = Accessibility_KEY_PRESSED_EVENT;
885 case (ATK_KEY_EVENT_RELEASE):
886 keystroke->type = Accessibility_KEY_RELEASED_EVENT;
893 g_print ("key_event type %d; val=%d code=%d modifiers=%x name=%s is_text=%d, time=%lx\n",
894 (int) keystroke->type, (int) keystroke->id, (int) keystroke->hw_code,
895 (int) keystroke->modifiers,
896 keystroke->event_string, (int) keystroke->is_text, (unsigned long) keystroke->timestamp);
901 spi_atk_bridge_key_listener (AtkKeyEventStruct *event, gpointer data)
903 CORBA_boolean result;
904 Accessibility_DeviceEvent key_event;
906 CORBA_exception_init (&ev);
908 spi_init_keystroke_from_atk_key_event (&key_event, event);
910 result = Accessibility_DeviceEventController_notifyListenersSync (
911 spi_atk_bridget_get_dec (), &key_event, &ev);
913 if (BONOBO_EX(&ev)) {
915 CORBA_exception_free (&ev);
922 spi_atk_bridge_signal_listener (GSignalInvocationHint *signal_hint,
923 guint n_param_values,
924 const GValue *param_values,
928 GSignalQuery signal_query;
935 gint detail1 = 0, detail2 = 0;
936 SpiAccessible *s_ao = NULL;
937 #ifdef SPI_BRIDGE_DEBUG
941 g_signal_query (signal_hint->signal_id, &signal_query);
943 name = signal_query.signal_name;
944 if (signal_hint->detail)
945 detail = g_quark_to_string (signal_hint->detail);
949 #ifdef SPI_BRIDGE_DEBUG
950 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
951 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
952 fprintf (stderr, "Received signal %s:%s detail: %s from object %s (gail %s)\n",
953 g_type_name (signal_query.itype), name,
954 detail ? detail : "<NULL>", s ? s : "<NULL>" , s2);
957 gobject = g_value_get_object (param_values + 0);
959 if (signal_query.signal_id == atk_signal_active_descendant_changed)
961 gpointer child = g_value_get_pointer (param_values + 1);
963 g_return_val_if_fail (ATK_IS_OBJECT (child), TRUE);
965 ao = ATK_OBJECT (child);
967 detail1 = atk_object_get_index_in_parent (ao);
968 s_ao = spi_accessible_new (ao);
969 c_obj = BONOBO_OBJREF (s_ao);
970 spi_init_any_object (&any, &c_obj);
972 else if (signal_query.signal_id == atk_signal_link_selected)
974 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
975 detail1 = g_value_get_int (param_values + 1);
976 spi_init_any_nil (&any);
978 else if (signal_query.signal_id == atk_signal_bounds_changed)
980 AtkRectangle *atk_rect = NULL;
982 if (G_VALUE_HOLDS_BOXED (param_values + 1))
983 atk_rect = g_value_get_boxed (param_values + 1);
984 spi_init_any_rect (&any, atk_rect);
986 else if ((signal_query.signal_id == atk_signal_children_changed) && gobject)
988 ao = atk_object_ref_accessible_child (ATK_OBJECT (gobject),
992 s_ao = spi_accessible_new (ao);
993 c_obj = BONOBO_OBJREF (s_ao);
994 spi_init_any_object (&any, &c_obj);
999 spi_init_any_nil (&any);
1004 if (n_param_values >= 2)
1006 if (G_VALUE_TYPE (param_values + 1) == G_TYPE_INT)
1007 detail1 = g_value_get_int (param_values + 1);
1008 if (n_param_values >= 3)
1010 if (G_VALUE_TYPE (param_values + 2) == G_TYPE_INT)
1011 detail2 = g_value_get_int (param_values + 2);
1015 if (signal_query.signal_id == atk_signal_text_changed)
1017 sp = atk_text_get_text (ATK_TEXT (gobject),
1020 spi_init_any_string (&any, &sp);
1022 else if (signal_query.signal_id == atk_signal_text_selection_changed)
1024 /* Return NULL as the selected string */
1025 spi_init_any_nil (&any);
1029 spi_init_any_nil (&any);
1034 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
1035 "object:%s:%s", name, detail);
1037 spi_atk_emit_eventv (gobject, detail1, detail2, &any,
1043 CORBA_free (any._value);
1049 spi_atk_bridge_window_event_listener (GSignalInvocationHint *signal_hint,
1050 guint n_param_values,
1051 const GValue *param_values,
1055 GSignalQuery signal_query;
1057 const gchar *name, *s;
1058 #ifdef SPI_BRIDGE_DEBUG
1062 g_signal_query (signal_hint->signal_id, &signal_query);
1064 name = signal_query.signal_name;
1066 #ifdef SPI_BRIDGE_DEBUG
1067 s2 = g_type_name (G_OBJECT_TYPE (g_value_get_object (param_values + 0)));
1068 s = atk_object_get_name (ATK_OBJECT (g_value_get_object (param_values + 0)));
1069 fprintf (stderr, "Received signal %s:%s from object %s (gail %s)\n",
1070 g_type_name (signal_query.itype), name, s ? s : "<NULL>" , s2);
1073 gobject = g_value_get_object (param_values + 0);
1075 s = atk_object_get_name (ATK_OBJECT (gobject));
1076 spi_init_any_string (&any, (char **) &s);
1078 spi_atk_emit_eventv (gobject, 0, 0, &any,
1084 spi_atk_tidy_windows (void)
1090 root = atk_get_root ();
1091 n_children = atk_object_get_n_accessible_children (root);
1092 for (i = 0; i < n_children; i++)
1095 AtkStateSet *stateset;
1099 child = atk_object_ref_accessible_child (root, i);
1100 stateset = atk_object_ref_state_set (child);
1102 name = atk_object_get_name (child);
1103 spi_init_any_string (&any, (char**) &name);
1104 if (atk_state_set_contains_state (stateset, ATK_STATE_ACTIVE))
1106 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:deactivate");
1110 g_object_unref (stateset);
1112 spi_atk_emit_eventv (G_OBJECT (child), 0, 0, &any, "window:destroy");
1113 g_object_unref (child);
1118 reinit_register_vars (void)
1120 registry = CORBA_OBJECT_NIL;
1121 device_event_controller = CORBA_OBJECT_NIL;